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CoffeeHQ

Carbonic maceration

A term taken from winemaking, generally used in coffee for whole cherries fermented in a vessel filled with carbon dioxide before drying. It is not defined by any standard, and CoffeeHQ has read no study of it in full.

This page is a short reference entry. The full account of the subject is the guide to the newer process names.

Steps

  1. Sealing whole cherries in a vessel filled with carbon dioxide
  2. Fermentation
  3. Drying

The Coffee Expert lesson Processing covers this ground in order, with exercises you can do at home.